Prosecution Insights
Last updated: August 18, 2026

Examiner: DIAZ, MATTHEW R

Tech Center 1700 • Art Units: 1718 1742 1743 1761 1771 1788

This examiner grants 54% of resolved cases

Performance Statistics

53.5%
Allow Rate
-11.5% vs TC avg
588
Total Applications
+43.7%
Interview Lift
1022
Avg Prosecution Days
Based on 531 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
14.4%
§102 Novelty
45.2%
§103 Obviousness
29.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18131426 COMPOSITION, HEAT CYCLE SYSTEM, AND METHOD FOR SUPPRESSING DISPROPORTIONATION REACTION IN REFRIGERANT Non-Final OA DAIKIN INDUSTRIES, LTD.
17892759 AIR CONDITIONER Final Rejection DAIKIN INDUSTRIES, LTD.
17471891 COMPOSITION CONTAINING 1,1,2-TRIFLUOROETHANE Final Rejection DAIKIN INDUSTRIES, LTD.
17394907 COMPOSITION CONTAINING TRANS-1,2-DIFLUOROETHYLENE (HFO-1132(E)) AND 1,1,1-TRIFLUOROETHANE (HFC-143A) AND METHOD FOR SEPARATING HFO-1132(E) AND HFC-143A FROM COMPOSITION CONTAINING HFO-1132(E) AND HFC-143A Non-Final OA DAIKIN INDUSTRIES, LTD.
18658968 CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE COMPOSITIONS TO INHIBIT CORROSION Non-Final OA ChampionX LLC
18572454 REUSABLE ENVIRONMENTALLY FRIENDLY FOOD COOLING TECHNOLOGY Non-Final OA The Regents of the University of California
18516635 NOVEL COOLANTS WITH IMPROVED STORAGE STABILITY Final Rejection BASF SE
18806643 MIXED REFRIGERANT COMPOSITION AND HEAT PUMP INCLUDING THE SAME Final Rejection SK On Co., Ltd.
18667751 OXYALKYLATED SURFACTANTS AS CORROSION INHIBITORS Non-Final OA Ecolab USA Inc.
18289057 CORROSION-INHIBITING ADDITIVES AND METHODS OF MAKING AND USE THEREOF Non-Final OA Ecolab USA Inc.
18540930 REFRIGERANTS HAVING LOW GWP, AND SYSTEMS FOR AND METHODS OF PROVIDING REFRIGERATION Non-Final OA HONEYWELL INTERNATIONAL INC.
18540931 REFRIGERANTS HAVING LOW GWP, AND SYSTEMS FOR AND METHODS OF PROVIDING REFRIGERATION Non-Final OA HONEYWELL INTERNATIONAL INC.
18241651 STABILIZED HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS Non-Final OA HONEYWELL INTERNATIONAL INC.
17556509 STABILIZED HEAT TRANSFER COMPOSITIONS, METHODS AND SYSTEMS Final Rejection HONEYWELL INTERNATIONAL INC.
18922376 COMPOSITIONS AND METHODS OF THERMAL CONTROL AND ENERGY STORAGE IN COMPOSITE POLYMER YARNS VIA STRAIN-INDUCED PHASE TRANSITIONS Non-Final OA Massachusetts Institute of Technology
18726997 NANO-COMPOSITE MATERIAL-BASED INTELLIGENT FIREPROOF TEXTILE AND PREPARATION METHOD THEREFOR Final Rejection SOOCHOW UNIVERSITY
17913620 THERMALLY CONDUCTIVE RESIN COMPOSITION AND MOLDED ARTICLE COMPRISING SAME Non-Final OA TOYOBO CO., LTD.
18685614 FRAGRANCES WITH IMPROVED LONG-LASTING PERFORMANCE Non-Final OA Firmenich SA
18010368 THERMAL CONDUCTIVITY ENHANCEMENT OF NANOFLUIDS USING FUNCTIONALIZED OR EMULSIFIED CARBIDE DERIVED CARBON NANOPARTICLES Non-Final OA Qatar Foundation for Education, Science and Community Development
18553850 FOAM STABILIZING COMPOSITION INCLUDING A SILOXANE CATIONIC SURFACTANT AND COLLOIDAL SILICA Non-Final OA Dow Silicones Corporation
18283482 BORON NITRIDE POWDER AND RESIN COMPOSITION Final Rejection DENKA COMPANY LIMITED
18174219 LATENT HEAT STORAGE MATERIAL FOR ULTRA-COLD APPLICATIONS AND CONTAINER FOR TEMPERATURE-CONTROLLED TRANSPORT AT ULTRA-COLD TEMPERATURES Final Rejection va-Q-tec AG

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